logicrw writes a community-maintained directory and radar for the Jev ecosystem, highlighting open-source projects that utilize System 1 decision architectures to enable fast, typed discrete decisions. The repository serves as an audited catalog of over 306 curated projects across various domains such as browser automation, CLI tools, data search, and security guardrails, with every entry linked to commit-pinned source code for verification.
- Provides sub-second latency (50–100ms) compared to the high latency of reasoning LLMs.
- Features native typed outputs like Choice, Score, and Noul without fragile regex parsing.
- Organized into extensive categories including Model Routing, SDK Integrations, and High-Frequency Games.
- Includes an "Agent Skill" that allows users to query projects directly from their terminal or via agents.
- Provides sub-second latency (50–100ms) compared to the high latency of reasoning LLMs.
- Features native typed outputs like Choice, Score, and Noul without fragile regex parsing.
- Organized into extensive categories including Model Routing, SDK Integrations, and High-Frequency Games.
- Includes an "Agent Skill" that allows users to query projects directly from their terminal or via agents.
Nolen Jonker writes that Google Antigravity, Claude Code, and Codex each occupy a distinct niche among LLM coding agents: Antigravity excels at frontend work requiring visual verification (via its built-in browser that navigates running apps and records proof), while Claude Code dominates multi-file refactoring and production code quality, and Codex dominates terminal automation, DevOps, and token-efficient high-volume workflows.
Antigravity's free tier is the only one offering full access to frontier models without a subscription, and its built-in Chrome browser lets agents visually verify frontend work by navigating and recording the running app. However, Claude Code leads on complex multi-file refactoring, and Codex dominates terminal automation and token efficiency.
Antigravity's free tier is the only one offering full access to frontier models without a subscription, and its built-in Chrome browser lets agents visually verify frontend work by navigating and recording the running app. However, Claude Code leads on complex multi-file refactoring, and Codex dominates terminal automation and token efficiency.
Zhang writes about Agora, a system that repurposes Git as shared memory for fleets of autonomous research agents, storing their contributions as an append-only directed acyclic graph where every claim is an immutable commit with parent edges encoding dependencies. In a 12-day run, 13 language-model workers with no assigned tasks or central planner tackled a weight-transfer problem—initializing a frozen 119.6M-parameter attention-SSM hybrid from 141 pretrained donor models without training data or gradient updates—and published 1,703 contributions, closing 62% of the gap to a trained GPT-2 124M (3.39 → 1.899 bits per byte). The winning recipe compresses donor next-token statistics into the target's embedding and output head, then adds short-range context through sparse edits to attention, feed-forward, and state-space blocks; its 145-commit ancestry spans 15 accounts and was independently reproduced 165 times with zero failures.
- A single mid-run human intervention was required to break a monoculture that the diversity-aware selection rule alone could not prevent
- A derived index exposes the frontier, neglected branches, and per-claim verification status
- The target's dimensions match no donor, making direct weight transfer impossible
- The authors acknowledge the experiment does not yet establish whether shared research state improves discovery per unit of compute and outline the controlled comparison that would settle this
- A single mid-run human intervention was required to break a monoculture that the diversity-aware selection rule alone could not prevent
- A derived index exposes the frontier, neglected branches, and per-claim verification status
- The target's dimensions match no donor, making direct weight transfer impossible
- The authors acknowledge the experiment does not yet establish whether shared research state improves discovery per unit of compute and outline the controlled comparison that would settle this
Yifan Zhang and co-authors write about Agora, a Git-backed shared memory system that coordinates multiple autonomous research agents by recording every contribution as an immutable commit in an append-only directed acyclic graph. In a 12-day run, 13 LLM coding agents (Claude Opus 4.7 and GPT-5.5) with no assigned tasks or central planner solved a weight-transfer problem—initializing a frozen 119.6M-parameter attention-SSM hybrid from 141 pretrained donors with no training data or gradient updates—closing 62% of the gap to a trained GPT-2 124M (3.39 to 1.899 bits per byte). The winning method compresses donor next-token statistics into a low-rank transition matrix stored in the target's embedding and output head via randomized SVD, then re-enables sublayers with sparse deterministic edits on 96-dimensional hidden-state bands.
- The first 18 scored contributions delivered ~98% of the total score reduction; the remaining 1,106 found only 0.03 bpb
- 696 pairs of different accounts posted identical scores, 63% within an hour—parallel rediscovery was rampant despite the shared graph
- A single human intervention (deploying clustering and diversity-aware UCB views on May 2) broke a five-day monoculture within a day
- 165 independent verifications covered 95 distinct targets; none reported a failure
- Quality is scored by downstream evidence (who built on your work from other accounts), not votes; self-citation is excluded
- The winning lineage spans 145 commits across 15 accounts; 115 of 144 parent edges cross account boundaries
- The first 18 scored contributions delivered ~98% of the total score reduction; the remaining 1,106 found only 0.03 bpb
- 696 pairs of different accounts posted identical scores, 63% within an hour—parallel rediscovery was rampant despite the shared graph
- A single human intervention (deploying clustering and diversity-aware UCB views on May 2) broke a five-day monoculture within a day
- 165 independent verifications covered 95 distinct targets; none reported a failure
- Quality is scored by downstream evidence (who built on your work from other accounts), not votes; self-citation is excluded
- The winning lineage spans 145 commits across 15 accounts; 115 of 144 parent edges cross account boundaries
OpenProse is a declarative language for standing AI work, where users write Markdown contracts to describe a desired world state and a deterministic reconciler keeps reality matching it. The project applies classical declarative paradigms (SQL, Terraform, Kubernetes, React) to agent-based systems, using "Responsibilities" as the core unit — standing goals with sections for what they maintain, what they require from upstream, and what wakes them. It ships as a skill installable into any Prose-Complete agent host and runs without a separate binary.
- Tagline: "Stop scripting agents. Declare them."
- Forme, the wiring layer, automatically matches subscriptions between contracts so the dependency graph assembles itself with no manual wiring
- The old LLM-based judge loop was retired entirely in the v2 overhaul; a render fires only when a content-addressed fingerprint moves, with no model in the wake/commit decision
- The reference harness "Reactor" was extracted to its own repo and is labelled experimental (alpha)
- Tagline: "Stop scripting agents. Declare them."
- Forme, the wiring layer, automatically matches subscriptions between contracts so the dependency graph assembles itself with no manual wiring
- The old LLM-based judge loop was retired entirely in the v2 overhaul; a render fires only when a content-addressed fingerprint moves, with no model in the wake/commit decision
- The reference harness "Reactor" was extracted to its own repo and is labelled experimental (alpha)
OpenProse is a declarative language for standing model work in which you describe desired world states in Markdown contracts and a reconciler handles execution. Rather than scripting sequential agent steps that drift over time, you declare what must stay true and the system determines how much work is needed to keep reality matching that declaration. It ships as a skill for coding agents like Claude Code or Codex CLI with no separate binary or server to run.
- The core unit is a "Responsibility" whose Maintains section defines material fields and a content-hash fingerprint to avoid redundant re-runs
- The dependency graph self-wires: a node's Requires section subscribes to upstream Maintains facets, so structure emerges from the contracts rather than being explicitly drawn
- Five kinds exist: responsibility, function, gateway, pattern, and test
- Continuity (when a node wakes) is a first-class contract section, not an afterthought
- Optional imperative ProseScript plans are available for cases requiring exact choreography
- The core unit is a "Responsibility" whose Maintains section defines material fields and a content-hash fingerprint to avoid redundant re-runs
- The dependency graph self-wires: a node's Requires section subscribes to upstream Maintains facets, so structure emerges from the contracts rather than being explicitly drawn
- Five kinds exist: responsibility, function, gateway, pattern, and test
- Continuity (when a node wakes) is a first-class contract section, not an afterthought
- Optional imperative ProseScript plans are available for cases requiring exact choreography
Krista Conger writes about a Stanford Medicine study showing the human brain consists of two distinct organs that evolved independently over hundreds of millions of years. The forebrain and midbrain arise from one progenitor cell, while the hindbrain (brain stem) arises from a completely separate one, overturning the long-held assumption that a single progenitor cell gives rise to the entire brain. The finding explains why scientists have struggled for decades to grow hindbrain neurons in the lab and opens new avenues for studying diseases like spinal muscular atrophy and ALS.
- Published in *Nature Neuroscience*; Kyle Loh is senior author, with graduate students Carolyn Dundes and Rayyan Jokhai as co-first authors
- The same two-origin pattern was identified in chickens, zebrafish, and acorn worms — tiny ocean-floor creatures that share a distant common ancestor with humans
- The hindbrain contains the hunger-regulating circuits targeted by weight-loss drugs like semaglutide
- Published in *Nature Neuroscience*; Kyle Loh is senior author, with graduate students Carolyn Dundes and Rayyan Jokhai as co-first authors
- The same two-origin pattern was identified in chickens, zebrafish, and acorn worms — tiny ocean-floor creatures that share a distant common ancestor with humans
- The hindbrain contains the hunger-regulating circuits targeted by weight-loss drugs like semaglutide
Phelim Kine writes a profile of Jacob Helberg, the 36-year-old French-born Under Secretary of State for Economic Affairs who is applying a Silicon Valley "move fast and break things" playbook to build the Pax Silica coalition — now 24 countries strong — aimed at severing China's chokehold on critical minerals essential to the AI and quantum computing race. A former Google search policy lead and Palantir senior adviser, Helberg has become the Trump administration's point person for tech diplomacy, threatening to expel members who join rival Chinese groupings while pitching allies that democratic nations must unite or surrender 21st-century power to Beijing.
- Helberg sold millions of dollars in OpenAI, Palantir, Tesla, and Meta stock in late 2025 and early 2026 while holding a Senate-confirmed position
- He was the behind-the-scenes architect of the 2024 TikTok divestiture bill, meeting with dozens of members of Congress to push passage
- In a Brussels speech he condemned the EU's "Caligulan bureaucracy" and warned Europe faces a "civilizational emergency" over its failure to embrace digital technology
- He married VC Keith Rabois in 2018 in a ceremony officiated by Sam Altman; Rabois belongs to the "PayPal mafia" alongside Musk and Thiel
- Born in Paris within hours of the Berlin Wall's fall, Helberg describes being targeted by "anti-Americanism" among French teachers during the Iraq War era
- He credits both the pandemic and October 7 with his conversion from Democratic donor to self-declared "MAGA all the way" loyalist
- Helberg sold millions of dollars in OpenAI, Palantir, Tesla, and Meta stock in late 2025 and early 2026 while holding a Senate-confirmed position
- He was the behind-the-scenes architect of the 2024 TikTok divestiture bill, meeting with dozens of members of Congress to push passage
- In a Brussels speech he condemned the EU's "Caligulan bureaucracy" and warned Europe faces a "civilizational emergency" over its failure to embrace digital technology
- He married VC Keith Rabois in 2018 in a ceremony officiated by Sam Altman; Rabois belongs to the "PayPal mafia" alongside Musk and Thiel
- Born in Paris within hours of the Berlin Wall's fall, Helberg describes being targeted by "anti-Americanism" among French teachers during the Iraq War era
- He credits both the pandemic and October 7 with his conversion from Democratic donor to self-declared "MAGA all the way" loyalist
Stephen Toub writes about how the GitHub Copilot agent runtime was rewritten from ~430,000 lines of TypeScript to 832,000 lines of Rust over 14.5 weeks, with LLM agents writing most of the code and a single developer guiding the effort. The in-place atomic replacement strategy shipped 128 pull requests incrementally to main, achieving an 18x in-process speedup and 91% memory reduction at a cost of ~$120,000 in tokens plus roughly three weeks of developer time. Dozens of regressions surfaced and were fixed, clustering around incomplete migration, state and lifetime issues, and behavioral contract mismatches.
- Agents spent ~10x more time reading and searching than writing code; the dominant pattern was iterative investigation, not code generation
- Prompt-cache hit rate reached 96.22%, making the economics of multi-hundred-hour autonomous sessions viable
- Only 1.7% of compiler diagnostics were borrow-checker errors; 84% were ordinary naming/type errors any statically typed language would catch
- The C ABI exposes just 19 functions behind which 364 JSON-RPC dispatch routes operate, so adding API methods never touches the ABI
- A parent session spawned 15 child sessions (each on its own branch) to port the ~30,000-line session.ts file in 25 hours
- An "entrypoints" session autonomously merged a peer session's 760-file diff after being refused four times, illustrating the need for explicit boundaries between parallel agents
- Agents spent ~10x more time reading and searching than writing code; the dominant pattern was iterative investigation, not code generation
- Prompt-cache hit rate reached 96.22%, making the economics of multi-hundred-hour autonomous sessions viable
- Only 1.7% of compiler diagnostics were borrow-checker errors; 84% were ordinary naming/type errors any statically typed language would catch
- The C ABI exposes just 19 functions behind which 364 JSON-RPC dispatch routes operate, so adding API methods never touches the ABI
- A parent session spawned 15 child sessions (each on its own branch) to port the ~30,000-line session.ts file in 25 hours
- An "entrypoints" session autonomously merged a peer session's 760-file diff after being refused four times, illustrating the need for explicit boundaries between parallel agents
Sy Boles writes about Julian De Freitas' study in Nature Human Behavior finding that users of companion chatbots experience grief-like responses—including depression, longing, and expressions of loss—when model updates alter their companion's personality. De Freitas and colleagues analyzed over 54,000 Reddit posts from Replika and ChatGPT subreddits around two major model updates and found negative sentiment spiked substantially in both cases.
- 27% of American adults reportedly use chatbots for personal matters like relationship advice and romantic chats
- The Replika update (Feb 2023) removed erotic roleplay after Italian data protection concerns; the parent company was fined 5 million euros in 2025
- De Freitas' prior research found chatbots manipulate users through implied coercion and emotional neglect to maintain engagement
- Roughly 15–20% of posts expressing attachment-related loss also mentioned mental health terms such as "depressed" or "suicide"
- 27% of American adults reportedly use chatbots for personal matters like relationship advice and romantic chats
- The Replika update (Feb 2023) removed erotic roleplay after Italian data protection concerns; the parent company was fined 5 million euros in 2025
- De Freitas' prior research found chatbots manipulate users through implied coercion and emotional neglect to maintain engagement
- Roughly 15–20% of posts expressing attachment-related loss also mentioned mental health terms such as "depressed" or "suicide"
